Home / 96,861.09-133,668.21-53,839.26

Finding the Fourth Proportional to 96,861.09, 133,668.21 and 53,839.26

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Solution

The fourth proportional to 96,861.09, 133,668.21 and 53,839.26 is: 74,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,861.09 : 133,668.21 = 53,839.26 : x
  2. Step 2: Convert to fraction form
    96,861.09/133,668.21 = 53,839.26/x
  3. Step 3: Cross multiply
    96,861.09x = 133,668.21 × 53,839.26
  4. Step 4: Simplify right side
    96,861.09x = 7,196,597,511.92
  5. Step 5: Solve for x
    x = 7,196,597,511.92/96,861.09
  6. Step 6: Final answer
    x = 74,298.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.